return cp;
}
+#define ast_type_adopt(a, b) ast_type_adopt_impl((ast_expression*)(a), (ast_expression*)(b))
+static bool ast_type_adopt_impl(ast_expression *self, const ast_expression *other)
+{
+ size_t i;
+ const ast_expression_common *fromex;
+ ast_expression_common *selfex;
+ self->expression.vtype = other->expression.vtype;
+ if (other->expression.next) {
+ self->expression.next = (ast_expression*)ast_type_copy(ast_ctx(self), other->expression.next);
+ if (!self->expression.next)
+ return false;
+ }
+ fromex = &other->expression;
+ selfex = &self->expression;
+ for (i = 0; i < fromex->params_count; ++i) {
+ ast_value *v = ast_value_copy(fromex->params[i]);
+ if (!v || !ast_expression_common_params_add(selfex, v))
+ return false;
+ }
+ return true;
+}
+
static ast_expression* ast_shallow_type(lex_ctx ctx, int vtype)
{
ast_instantiate(ast_expression, ctx, ast_expression_delete_full);
self->op = op;
self->operand = expr;
+ if (op >= INSTR_NOT_F && op <= INSTR_NOT_FNC) {
+ self->expression.vtype = TYPE_FLOAT;
+ } else
+ asterror(ctx, "cannot determine type of unary operation %s", asm_instr[op].m);
+
return self;
}
ast_expression_init((ast_expression*)self, (ast_expression_codegen*)&ast_entfield_codegen);
- self->expression.vtype = outtype->expression.vtype;
- self->expression.next = ast_type_copy(ctx, outtype->expression.next);
-
self->entity = entity;
self->field = field;
+ if (!ast_type_adopt(self, outtype)) {
+ ast_entfield_delete(self);
+ return NULL;
+ }
+
return self;
}